opl_sb.c revision 1.4 
1/*	$NetBSD: opl_sb.c,v 1.4 1998/12/08 14:26:57 augustss Exp $	*/
2
3/*
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Lennart Augustsson (augustss@netbsd.org).
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *        This product includes software developed by the NetBSD
21 *        Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 *    contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/kernel.h>
42#include <sys/errno.h>
43#include <sys/device.h>
44#include <sys/malloc.h>
45#include <sys/proc.h>
46#include <sys/conf.h>
47#include <sys/select.h>
48#include <sys/audioio.h>
49#include <sys/midiio.h>
50
51#include <machine/bus.h>
52
53#include <dev/audio_if.h>
54#include <dev/midi_if.h>
55#include <dev/ic/oplreg.h>
56#include <dev/ic/oplvar.h>
57
58#include <dev/isa/isavar.h>
59#include <dev/isa/sbdspvar.h>
60
61int	opl_sb_match __P((struct device *, struct cfdata *, void *));
62void	opl_sb_attach __P((struct device *, struct device *, void *));
63
64struct cfattach opl_sb_ca = {
65	sizeof (struct opl_softc), opl_sb_match, opl_sb_attach
66};
67
68int
69opl_sb_match(parent, match, aux)
70	struct device *parent;
71	struct cfdata *match;
72	void *aux;
73{
74	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
75	struct sbdsp_softc *ssc = (struct sbdsp_softc *)parent;
76	struct opl_softc sc;
77
78	if (aa->type != AUDIODEV_TYPE_OPL)
79		return (0);
80	memset(&sc, 0, sizeof sc);
81	sc.ioh = ssc->sc_ioh;
82	sc.iot = ssc->sc_iot;
83	return (opl_find(&sc));
84}
85
86void
87opl_sb_attach(parent, self, aux)
88	struct device *parent;
89	struct device *self;
90	void *aux;
91{
92	struct  sbdsp_softc *ssc = (struct sbdsp_softc *)parent;
93	struct opl_softc *sc = (struct opl_softc *)self;
94
95	sc->ioh = ssc->sc_ioh;
96	sc->iot = ssc->sc_iot;
97	sc->offs = 0;
98	sc->spkrctl = sbdsp_speaker_ctl;
99	sc->spkrarg = ssc;
100	strcpy(sc->syn.name, "SB ");
101
102	opl_attach(sc);
103}
104